All these new students will be divided ________ 12 classes. Then these classes will be divided ________ the teachers.
Do you think the reason_______ you gave for your absence is reasonable?
Mr. Bob, ______ as a manager for many years, found it hard to be an ordinary clerk again.
How frequently _______, the works of Shakespeare always attract many people.
The topic___________ a heated discussion.
The car ran into a crowd of middle school students, ______to hospital immediately.